What Is a Third of 1⅓ Cups?

A third of 1⅓ cups is 4/9 cup.
Measure it as: 1/3 cup + 1 tbsp + 2 tsp + 1/4 tsp + 1/8 tsp (rounded to the nearest measurable spoon — level it off slightly generously.)

How to measure 4/9 cup

Here's the math: 1⅓ cups is 21⅓ tablespoons. Take a third of that and you get 7⅛ tablespoons, which is 4/9 cup. Working in spoons instead of cup fractions is the trick professional bakers use to scale recipes without special equipment.

¼½¾1
4/9 cup in a standard measuring cup

4/9 cup in grams

Volume-to-weight depends on the ingredient — a cup of flour weighs far less than a cup of honey. For 4/9 cup:

Ingredient4/9 cup weighs about
All-purpose flour53 g
Granulated sugar89 g
Brown sugar (packed)98 g
Powdered sugar53 g
Butter101 g
Milk107 g
Water105 g
Vegetable oil97 g
Honey151 g

Recipe Thirds Chart: nearby amounts

OriginalA thirdMeasure it as
⅞ cup7/24 cup1/4 cup + 2 tsp
1 cup⅓ cup1/3 cup
1¼ cups5/12 cup1/3 cup + 1 tbsp + 1 tsp
1⅓ cups4/9 cup1/3 cup + 1 tbsp + 2 tsp + 1/4 tsp + 1/8 tsp
1½ cups½ cup1/2 cup
1⅔ cups5/9 cup1/2 cup + 2 tsp + 1/2 tsp + 1/8 tsp
1¾ cups7/12 cup1/3 cup + 4 tbsp

See the full recipe thirds chart →

Frequently asked questions

What is a third of 1⅓ cups in milliliters?

A third of 1⅓ cups is about 105 ml (3.56 fl oz).

What's the easiest way to measure 4/9 cup without special cups?

Use standard measures: 1/3 cup + 1 tbsp + 2 tsp + 1/4 tsp + 1/8 tsp. Rounded to the nearest measurable spoon — level it off slightly generously.

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